package com.cyq.day17.Demo4;

public class Employee extends Role {
   private int salary;
   static int num;
    @Override
    public void play() {

    }

    public Employee() {
    }

    public Employee(String name, int age, boolean sex, int salary) {
        super(name, age, sex);
        this.salary = salary;
    }
    public final void sing(){}
}
